Display screen or portion thereof with icon



The FIGURE is a front view of a display screen or portion thereof with icon showing the claimed design.

The dashed broken lines around the FIGURE show a display screen or portion thereof, and form no part of the claimed design. The broken lines in the FIGURE show a display screen or portion thereof, and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 